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d0ddfb0896
Certain functions such as objc_autoreleaseReturnValue have to be called as tail-calls even at -O0. Since normal fast-isel doesn't emit calls as tail calls, we have to fall back to SelectionDAG to select calls that are marked as tail. <rdar://problem/17991614> git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@215600 91177308-0d34-0410-b5e6-96231b3b80d8
12 lines
181 B
LLVM
12 lines
181 B
LLVM
; RUN: llc < %s -mtriple=arm64-apple-darwin -O0 | FileCheck %s
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; CHECK: b _foo0
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define i32 @foo1() {
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entry:
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%call = tail call i32 @foo0()
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ret i32 %call
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}
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declare i32 @foo0()
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